<?php
class App_Service_Jsonp
{
	public function arrayRecursive(&$array, $function, $apply_to_keys_also = false)
	{
	    static $recursive_counter = 0;
	    if (++$recursive_counter > 1000) {
	        die('possible deep recursion attack');
	    }
	    foreach ($array as $key => $value) {
	        if (is_array($value)) {
	            $this->arrayRecursive($array[$key], $function, $apply_to_keys_also);
	        } else {
	            $array[$key] = $function($value);
	        }
	 
	        if ($apply_to_keys_also && is_string($key)) {
	            $new_key = $function($key);
	            if ($new_key != $key) {
	                $array[$new_key] = $array[$key];
	                unset($array[$key]);
	            }
	        }
	    }
	    $recursive_counter--;
	}

	public function JSON($array) {
		$this->arrayRecursive($array, 'urlencode', true);
		$json = json_encode($array);
		return urldecode($json);
	}
	
}
?>